About: http://webisa.webdatacommons.org/2483631

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	of concrete colouring systems, we know all about bringing colour and life to plain grey concrete.Concrete is a composite material made from cement, water and a base material, such as sand or gravel.
http://www.w3.org/ns/prov#wasQuotedFrom	soclog.se